InChI=1S/C30H50O3/c1-18-10-15-30(17-31)24(33)16-29(7)20(25(30)19(18)2)8-9-22-27(5)13-12-23(32)26(3,4)21(27)11-14-28(22,29)6/h19-25,31-33H,1,8-17H2,2-7H3/t19-,20-,21?,22?,23+,24+,25?,27+,28-,29-,30+/m1/s1